coming to grips with what president obama is calling an act of terror on american soil. >> suzanne kennedy is at reagan national airport tonight where many of those in our area who took part in the marathon are returning home. >> and a marathon runner will tell you that there is a certain high that comes the day after a significant athletic achievement, but the people we saw here today, those returning to washington, d.c., say they are just relieved to be harmed. the the bombs went off, memory of jessica's first boston marathon was shattered. >> it was so scary. washington,d to d.c., today bittersweet showing off her medal. klutz there's nothing like the boston marathon. i felt like i was in a dream and it quickly turned to a nightmare. >> lauren had already crossed the initial line when she heard the blast. anything likelt none before. bostonicipating in four marathons, this one giving your in your perspective. lives are lost. people are gravely injured. it is very somber today. >> they quietly filed out in mid morning flight, lacking the bravado that would normally come from someone achi